regulator: hi6421: Convert to use simplified DT parsing
Use regulator core's simplified DT parsing code to simply the driver implementation. Signed-off-by: Axel Lin <axel.lin@ingics.com> Signed-off-by: Mark Brown <broonie@kernel.org>
This commit is contained in:
Axel Lin
Mark Brown
parent
f34a269229
commit
29dc269a85
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@ -78,43 +78,6 @@ enum hi6421_regulator_id {
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HI6421_NUM_REGULATORS,
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};
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#define HI6421_REGULATOR_OF_MATCH(_name, id) \
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{ \
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.name = #_name, \
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.driver_data = (void *) HI6421_##id, \
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}
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static struct of_regulator_match hi6421_regulator_match[] = {
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HI6421_REGULATOR_OF_MATCH(hi6421_vout0, LDO0),
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HI6421_REGULATOR_OF_MATCH(hi6421_vout1, LDO1),
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HI6421_REGULATOR_OF_MATCH(hi6421_vout2, LDO2),
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HI6421_REGULATOR_OF_MATCH(hi6421_vout3, LDO3),
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HI6421_REGULATOR_OF_MATCH(hi6421_vout4, LDO4),
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HI6421_REGULATOR_OF_MATCH(hi6421_vout5, LDO5),
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HI6421_REGULATOR_OF_MATCH(hi6421_vout6, LDO6),
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HI6421_REGULATOR_OF_MATCH(hi6421_vout7, LDO7),
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HI6421_REGULATOR_OF_MATCH(hi6421_vout8, LDO8),
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HI6421_REGULATOR_OF_MATCH(hi6421_vout9, LDO9),
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HI6421_REGULATOR_OF_MATCH(hi6421_vout10, LDO10),
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HI6421_REGULATOR_OF_MATCH(hi6421_vout11, LDO11),
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HI6421_REGULATOR_OF_MATCH(hi6421_vout12, LDO12),
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HI6421_REGULATOR_OF_MATCH(hi6421_vout13, LDO13),
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HI6421_REGULATOR_OF_MATCH(hi6421_vout14, LDO14),
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HI6421_REGULATOR_OF_MATCH(hi6421_vout15, LDO15),
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HI6421_REGULATOR_OF_MATCH(hi6421_vout16, LDO16),
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HI6421_REGULATOR_OF_MATCH(hi6421_vout17, LDO17),
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HI6421_REGULATOR_OF_MATCH(hi6421_vout18, LDO18),
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HI6421_REGULATOR_OF_MATCH(hi6421_vout19, LDO19),
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HI6421_REGULATOR_OF_MATCH(hi6421_vout20, LDO20),
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HI6421_REGULATOR_OF_MATCH(hi6421_vout_audio, LDOAUDIO),
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HI6421_REGULATOR_OF_MATCH(hi6421_buck0, BUCK0),
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HI6421_REGULATOR_OF_MATCH(hi6421_buck1, BUCK1),
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HI6421_REGULATOR_OF_MATCH(hi6421_buck2, BUCK2),
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HI6421_REGULATOR_OF_MATCH(hi6421_buck3, BUCK3),
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HI6421_REGULATOR_OF_MATCH(hi6421_buck4, BUCK4),
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HI6421_REGULATOR_OF_MATCH(hi6421_buck5, BUCK5),
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};
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/* LDO 0, 4~7, 9~14, 16~20 have same voltage table. */
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static const unsigned int ldo_0_voltages[] = {
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1500000, 1800000, 2400000, 2500000,
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@ -157,6 +120,7 @@ static const struct regulator_ops hi6421_buck345_ops;
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#define HI6421_LDO_ENABLE_TIME (350)
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/*
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* _id - LDO id name string
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* _match - of match name string
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* v_table - voltage table
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* vreg - voltage select register
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* vmask - voltage select mask
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@ -166,11 +130,13 @@ static const struct regulator_ops hi6421_buck345_ops;
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* ecomask - eco mode mask
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* ecoamp - eco mode load uppler limit in uA
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*/
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#define HI6421_LDO(_id, v_table, vreg, vmask, ereg, emask, \
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#define HI6421_LDO(_id, _match, v_table, vreg, vmask, ereg, emask, \
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odelay, ecomask, ecoamp) \
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[HI6421_##_id] = { \
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.desc = { \
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.name = #_id, \
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.of_match = of_match_ptr(#_match), \
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.regulators_node = of_match_ptr("regulators"), \
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.ops = &hi6421_ldo_ops, \
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.type = REGULATOR_VOLTAGE, \
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.id = HI6421_##_id, \
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@ -191,6 +157,7 @@ static const struct regulator_ops hi6421_buck345_ops;
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/* HI6421 LDO1~3 are linear voltage regulators at fixed uV_step
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*
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* _id - LDO id name string
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* _match - of match name string
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* _min_uV - minimum voltage supported in uV
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* n_volt - number of votages available
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* vstep - voltage increase in each linear step in uV
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@ -202,11 +169,13 @@ static const struct regulator_ops hi6421_buck345_ops;
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* ecomask - eco mode mask
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* ecoamp - eco mode load uppler limit in uA
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*/
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#define HI6421_LDO_LINEAR(_id, _min_uV, n_volt, vstep, vreg, vmask, \
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#define HI6421_LDO_LINEAR(_id, _match, _min_uV, n_volt, vstep, vreg, vmask,\
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ereg, emask, odelay, ecomask, ecoamp) \
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[HI6421_##_id] = { \
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.desc = { \
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.name = #_id, \
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.of_match = of_match_ptr(#_match), \
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.regulators_node = of_match_ptr("regulators"), \
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.ops = &hi6421_ldo_linear_ops, \
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.type = REGULATOR_VOLTAGE, \
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.id = HI6421_##_id, \
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@ -228,6 +197,7 @@ static const struct regulator_ops hi6421_buck345_ops;
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/* HI6421 LDOAUDIO is a linear voltage regulator with two 4-step ranges
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*
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* _id - LDO id name string
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* _match - of match name string
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* n_volt - number of votages available
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* volt_ranges - array of regulator_linear_range
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* vstep - voltage increase in each linear step in uV
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@ -239,11 +209,13 @@ static const struct regulator_ops hi6421_buck345_ops;
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* ecomask - eco mode mask
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* ecoamp - eco mode load uppler limit in uA
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*/
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#define HI6421_LDO_LINEAR_RANGE(_id, n_volt, volt_ranges, vreg, vmask, \
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#define HI6421_LDO_LINEAR_RANGE(_id, _match, n_volt, volt_ranges, vreg, vmask,\
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ereg, emask, odelay, ecomask, ecoamp) \
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[HI6421_##_id] = { \
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.desc = { \
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.name = #_id, \
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.of_match = of_match_ptr(#_match), \
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.regulators_node = of_match_ptr("regulators"), \
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.ops = &hi6421_ldo_linear_range_ops, \
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.type = REGULATOR_VOLTAGE, \
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.id = HI6421_##_id, \
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@ -265,6 +237,7 @@ static const struct regulator_ops hi6421_buck345_ops;
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/* HI6421 BUCK0/1/2 are linear voltage regulators at fixed uV_step
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*
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* _id - BUCK0/1/2 id name string
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* _match - of match name string
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* vreg - voltage select register
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* vmask - voltage select mask
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* ereg - enable register
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@ -273,11 +246,13 @@ static const struct regulator_ops hi6421_buck345_ops;
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* etime - enable time
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* odelay - off/on delay time in uS
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*/
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#define HI6421_BUCK012(_id, vreg, vmask, ereg, emask, sleepmask, \
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#define HI6421_BUCK012(_id, _match, vreg, vmask, ereg, emask, sleepmask,\
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etime, odelay) \
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[HI6421_##_id] = { \
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.desc = { \
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.name = #_id, \
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.of_match = of_match_ptr(#_match), \
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.regulators_node = of_match_ptr("regulators"), \
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.ops = &hi6421_buck012_ops, \
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.type = REGULATOR_VOLTAGE, \
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.id = HI6421_##_id, \
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@ -299,6 +274,7 @@ static const struct regulator_ops hi6421_buck345_ops;
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* that it supports SLEEP mode, so has different .ops.
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*
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* _id - LDO id name string
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* _match - of match name string
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* v_table - voltage table
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* vreg - voltage select register
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* vmask - voltage select mask
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@ -307,11 +283,13 @@ static const struct regulator_ops hi6421_buck345_ops;
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* odelay - off/on delay time in uS
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* sleepmask - mask of sleep mode
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*/
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#define HI6421_BUCK345(_id, v_table, vreg, vmask, ereg, emask, \
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#define HI6421_BUCK345(_id, _match, v_table, vreg, vmask, ereg, emask, \
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odelay, sleepmask) \
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[HI6421_##_id] = { \
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.desc = { \
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.name = #_id, \
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.of_match = of_match_ptr(#_match), \
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.regulators_node = of_match_ptr("regulators"), \
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.ops = &hi6421_buck345_ops, \
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.type = REGULATOR_VOLTAGE, \
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.id = HI6421_##_id, \
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@ -331,59 +309,63 @@ static const struct regulator_ops hi6421_buck345_ops;
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/* HI6421 regulator information */
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static struct hi6421_regulator_info
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hi6421_regulator_info[HI6421_NUM_REGULATORS] = {
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HI6421_LDO(LDO0, ldo_0_voltages, 0x20, 0x07, 0x20, 0x10,
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HI6421_LDO(LDO0, hi6421_vout0, ldo_0_voltages, 0x20, 0x07, 0x20, 0x10,
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10000, 0x20, 8000),
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HI6421_LDO_LINEAR(LDO1, 1700000, 4, 100000, 0x21, 0x03, 0x21, 0x10,
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10000, 0x20, 5000),
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HI6421_LDO_LINEAR(LDO2, 1050000, 8, 50000, 0x22, 0x07, 0x22, 0x10,
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20000, 0x20, 8000),
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HI6421_LDO_LINEAR(LDO3, 1050000, 8, 50000, 0x23, 0x07, 0x23, 0x10,
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20000, 0x20, 8000),
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HI6421_LDO(LDO4, ldo_0_voltages, 0x24, 0x07, 0x24, 0x10,
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HI6421_LDO_LINEAR(LDO1, hi6421_vout1, 1700000, 4, 100000, 0x21, 0x03,
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0x21, 0x10, 10000, 0x20, 5000),
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HI6421_LDO_LINEAR(LDO2, hi6421_vout2, 1050000, 8, 50000, 0x22, 0x07,
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0x22, 0x10, 20000, 0x20, 8000),
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HI6421_LDO_LINEAR(LDO3, hi6421_vout3, 1050000, 8, 50000, 0x23, 0x07,
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0x23, 0x10, 20000, 0x20, 8000),
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HI6421_LDO(LDO4, hi6421_vout4, ldo_0_voltages, 0x24, 0x07, 0x24, 0x10,
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20000, 0x20, 8000),
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HI6421_LDO(LDO5, ldo_0_voltages, 0x25, 0x07, 0x25, 0x10,
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HI6421_LDO(LDO5, hi6421_vout5, ldo_0_voltages, 0x25, 0x07, 0x25, 0x10,
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20000, 0x20, 8000),
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HI6421_LDO(LDO6, ldo_0_voltages, 0x26, 0x07, 0x26, 0x10,
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HI6421_LDO(LDO6, hi6421_vout6, ldo_0_voltages, 0x26, 0x07, 0x26, 0x10,
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20000, 0x20, 8000),
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HI6421_LDO(LDO7, ldo_0_voltages, 0x27, 0x07, 0x27, 0x10,
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HI6421_LDO(LDO7, hi6421_vout7, ldo_0_voltages, 0x27, 0x07, 0x27, 0x10,
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20000, 0x20, 5000),
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HI6421_LDO(LDO8, ldo_8_voltages, 0x28, 0x07, 0x28, 0x10,
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HI6421_LDO(LDO8, hi6421_vout8, ldo_8_voltages, 0x28, 0x07, 0x28, 0x10,
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20000, 0x20, 8000),
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HI6421_LDO(LDO9, ldo_0_voltages, 0x29, 0x07, 0x29, 0x10,
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HI6421_LDO(LDO9, hi6421_vout9, ldo_0_voltages, 0x29, 0x07, 0x29, 0x10,
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40000, 0x20, 8000),
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HI6421_LDO(LDO10, ldo_0_voltages, 0x2a, 0x07, 0x2a, 0x10,
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HI6421_LDO(LDO10, hi6421_vout10, ldo_0_voltages, 0x2a, 0x07, 0x2a, 0x10,
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40000, 0x20, 8000),
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HI6421_LDO(LDO11, ldo_0_voltages, 0x2b, 0x07, 0x2b, 0x10,
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HI6421_LDO(LDO11, hi6421_vout11, ldo_0_voltages, 0x2b, 0x07, 0x2b, 0x10,
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40000, 0x20, 8000),
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HI6421_LDO(LDO12, ldo_0_voltages, 0x2c, 0x07, 0x2c, 0x10,
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HI6421_LDO(LDO12, hi6421_vout12, ldo_0_voltages, 0x2c, 0x07, 0x2c, 0x10,
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40000, 0x20, 8000),
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HI6421_LDO(LDO13, ldo_0_voltages, 0x2d, 0x07, 0x2d, 0x10,
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HI6421_LDO(LDO13, hi6421_vout13, ldo_0_voltages, 0x2d, 0x07, 0x2d, 0x10,
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40000, 0x20, 8000),
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HI6421_LDO(LDO14, ldo_0_voltages, 0x2e, 0x07, 0x2e, 0x10,
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HI6421_LDO(LDO14, hi6421_vout14, ldo_0_voltages, 0x2e, 0x07, 0x2e, 0x10,
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40000, 0x20, 8000),
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HI6421_LDO(LDO15, ldo_8_voltages, 0x2f, 0x07, 0x2f, 0x10,
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HI6421_LDO(LDO15, hi6421_vout15, ldo_8_voltages, 0x2f, 0x07, 0x2f, 0x10,
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40000, 0x20, 8000),
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HI6421_LDO(LDO16, ldo_0_voltages, 0x30, 0x07, 0x30, 0x10,
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HI6421_LDO(LDO16, hi6421_vout16, ldo_0_voltages, 0x30, 0x07, 0x30, 0x10,
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40000, 0x20, 8000),
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HI6421_LDO(LDO17, ldo_0_voltages, 0x31, 0x07, 0x31, 0x10,
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HI6421_LDO(LDO17, hi6421_vout17, ldo_0_voltages, 0x31, 0x07, 0x31, 0x10,
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40000, 0x20, 8000),
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HI6421_LDO(LDO18, ldo_0_voltages, 0x32, 0x07, 0x32, 0x10,
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HI6421_LDO(LDO18, hi6421_vout18, ldo_0_voltages, 0x32, 0x07, 0x32, 0x10,
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40000, 0x20, 8000),
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HI6421_LDO(LDO19, ldo_0_voltages, 0x33, 0x07, 0x33, 0x10,
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HI6421_LDO(LDO19, hi6421_vout19, ldo_0_voltages, 0x33, 0x07, 0x33, 0x10,
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40000, 0x20, 8000),
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HI6421_LDO(LDO20, ldo_0_voltages, 0x34, 0x07, 0x34, 0x10,
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HI6421_LDO(LDO20, hi6421_vout20, ldo_0_voltages, 0x34, 0x07, 0x34, 0x10,
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40000, 0x20, 8000),
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HI6421_LDO_LINEAR_RANGE(LDOAUDIO, 8, ldo_audio_volt_range, 0x36,
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0x70, 0x36, 0x01, 40000, 0x02, 5000),
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HI6421_BUCK012(BUCK0, 0x0d, 0x7f, 0x0c, 0x01, 0x10, 400, 20000),
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HI6421_BUCK012(BUCK1, 0x0f, 0x7f, 0x0e, 0x01, 0x10, 400, 20000),
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HI6421_BUCK012(BUCK2, 0x11, 0x7f, 0x10, 0x01, 0x10, 350, 100),
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HI6421_BUCK345(BUCK3, buck_3_voltages, 0x13, 0x07, 0x12, 0x01,
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20000, 0x10),
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HI6421_BUCK345(BUCK4, buck_4_voltages, 0x15, 0x07, 0x14, 0x01,
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20000, 0x10),
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HI6421_BUCK345(BUCK5, buck_5_voltages, 0x17, 0x07, 0x16, 0x01,
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20000, 0x10),
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HI6421_LDO_LINEAR_RANGE(LDOAUDIO, hi6421_vout_audio, 8,
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ldo_audio_volt_range, 0x36, 0x70, 0x36, 0x01,
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40000, 0x02, 5000),
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HI6421_BUCK012(BUCK0, hi6421_buck0, 0x0d, 0x7f, 0x0c, 0x01, 0x10, 400,
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20000),
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HI6421_BUCK012(BUCK1, hi6421_buck1, 0x0f, 0x7f, 0x0e, 0x01, 0x10, 400,
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20000),
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HI6421_BUCK012(BUCK2, hi6421_buck2, 0x11, 0x7f, 0x10, 0x01, 0x10, 350,
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100),
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HI6421_BUCK345(BUCK3, hi6421_buck3, buck_3_voltages, 0x13, 0x07, 0x12,
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0x01, 20000, 0x10),
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HI6421_BUCK345(BUCK4, hi6421_buck4, buck_4_voltages, 0x15, 0x07, 0x14,
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0x01, 20000, 0x10),
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HI6421_BUCK345(BUCK5, hi6421_buck5, buck_5_voltages, 0x17, 0x07, 0x16,
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0x01, 20000, 0x10),
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};
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static int hi6421_regulator_enable(struct regulator_dev *rdev)
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@ -552,42 +534,14 @@ static const struct regulator_ops hi6421_buck345_ops = {
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.set_mode = hi6421_regulator_buck_set_mode,
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};
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static int hi6421_regulator_register(struct platform_device *pdev,
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struct regmap *rmap,
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struct regulator_init_data *init_data,
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int id, struct device_node *np)
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{
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struct hi6421_regulator_info *info = NULL;
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struct regulator_config config = { };
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struct regulator_dev *rdev;
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/* assign per-regulator data */
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info = &hi6421_regulator_info[id];
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config.dev = &pdev->dev;
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config.init_data = init_data;
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config.driver_data = info;
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config.regmap = rmap;
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config.of_node = np;
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/* register regulator with framework */
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rdev = devm_regulator_register(&pdev->dev, &info->desc, &config);
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if (IS_ERR(rdev)) {
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dev_err(&pdev->dev, "failed to register regulator %s\n",
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info->desc.name);
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return PTR_ERR(rdev);
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}
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return 0;
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}
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static int hi6421_regulator_probe(struct platform_device *pdev)
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{
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struct device *dev = &pdev->dev;
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struct device_node *np;
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struct hi6421_pmic *pmic;
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struct hi6421_pmic *pmic = dev_get_drvdata(pdev->dev.parent);
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struct hi6421_regulator_pdata *pdata;
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int i, ret = 0;
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struct hi6421_regulator_info *info;
|
||||
struct regulator_config config = { };
|
||||
struct regulator_dev *rdev;
|
||||
int i;
|
||||
|
||||
pdata = devm_kzalloc(&pdev->dev, sizeof(*pdata), GFP_KERNEL);
|
||||
if (!pdata)
|
||||
|
|
@ -595,27 +549,21 @@ static int hi6421_regulator_probe(struct platform_device *pdev)
|
|||
mutex_init(&pdata->lock);
|
||||
platform_set_drvdata(pdev, pdata);
|
||||
|
||||
np = of_get_child_by_name(dev->parent->of_node, "regulators");
|
||||
if (!np)
|
||||
return -ENODEV;
|
||||
|
||||
ret = of_regulator_match(dev, np,
|
||||
hi6421_regulator_match,
|
||||
ARRAY_SIZE(hi6421_regulator_match));
|
||||
of_node_put(np);
|
||||
if (ret < 0) {
|
||||
dev_err(dev, "Error parsing regulator init data: %d\n", ret);
|
||||
return ret;
|
||||
}
|
||||
|
||||
pmic = dev_get_drvdata(dev->parent);
|
||||
|
||||
for (i = 0; i < ARRAY_SIZE(hi6421_regulator_info); i++) {
|
||||
ret = hi6421_regulator_register(pdev, pmic->regmap,
|
||||
hi6421_regulator_match[i].init_data, i,
|
||||
hi6421_regulator_match[i].of_node);
|
||||
if (ret)
|
||||
return ret;
|
||||
/* assign per-regulator data */
|
||||
info = &hi6421_regulator_info[i];
|
||||
|
||||
config.dev = pdev->dev.parent;
|
||||
config.driver_data = info;
|
||||
config.regmap = pmic->regmap;
|
||||
|
||||
rdev = devm_regulator_register(&pdev->dev, &info->desc,
|
||||
&config);
|
||||
if (IS_ERR(rdev)) {
|
||||
dev_err(&pdev->dev, "failed to register regulator %s\n",
|
||||
info->desc.name);
|
||||
return PTR_ERR(rdev);
|
||||
}
|
||||
}
|
||||
|
||||
return 0;
|
||||
|
|
|
|||
Loading…
Reference in New Issue